docs: def set_scaled_font(self, scaled_font):
          """Replaces the current font face, font matrix, and font options
          with those of :obj:`scaled_font`.
          Except for some translation, the current CTM of the context
          should be the same as that of the :obj:`scaled_font`,
          which can be accessed using :meth:`ScaledFont.get_ctm`.
  
          :param scaled_font: A :class:`ScaledFont` object.
  
          """
          cairo.cairo_set_scaled_font(self._pointer, scaled_font._pointer)
          self._check_status()